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AuthMiddleware.go
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AuthMiddleware.go
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package middleware
import (
"net/http"
"strings"
"baseGo/common"
"baseGo/model"
"github.com/gin-gonic/gin"
)
// form 表单查询
// Authorization Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJVc2VySWQiOjEsImV4cCI6MTU5MTI2NDg2MiwiaWF0IjoxNTkwNjYwMDYyLCJpc3MiOiJ5eWNjUVF1Iiwic3ViIjoidXNlciB0b2tlbiJ9.ODY0T49hJTNYSN-Bm3biEmsYREmXSzEOcnHXQCNDEAM
func AuthMiddleware() gin.HandlerFunc {
return func(ctx *gin.Context) {
//获取authorization header
tokenString := ctx.GetHeader("Authorization")
//vcalidate token formate
if tokenString == "" || !strings.HasPrefix(tokenString, "Bearer") {
ctx.JSON(http.StatusUnauthorized, gin.H{"code": 401, "msg": "权限不足"})
ctx.Abort()
return
}
tokenString = tokenString[7:]
token, claims, err := common.ParseToken(tokenString)
if err != nil || !token.Valid {
ctx.JSON(http.StatusUnauthorized, gin.H{"code": 401, "msg": "权限不足"})
ctx.Abort()
return
}
//验证通过后获取Claiim中的userId
userId := claims.UserId
DB := common.GetDB()
var user model.User
DB.First(&user, userId)
//用户不存在
if user.ID == 0 {
ctx.JSON(http.StatusUnauthorized, gin.H{"code": 401, "msg": "权限不足"})
ctx.Abort()
return
}
//用户存在,将user信息写入上下文
ctx.Set("user", user)
ctx.Next()
}
}